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Condition: New
Exterior Length: 13.77 m
Sleeps: 9
Number of Slide Outs: 3
Gross Vehicle Weight: 9,525.44 kg
Number of Axles: Tri
Description: New 2027 Jayco Seismic 399
Details: Jayco Seismic toy hauler 399 highlights: Party Deck Queen Bed with Convertible Sofas Overhead Garage Loft wit...
Updated: Wednesday, October 14, 2026 09:06 am
Location: Sulphur Springs, Texas, USA
Seller: Liberty Trail RV - Sulphur Springs
Condition: New
Exterior Length: 13.78 m
Sleeps: 8
Number of Slide Outs: 3
Number of Axles: Tri
Fresh Water Tank Capacity: 401.25 L
Description: Experience the adventure with the new 2027 Jayco Seismic 399, a spacious fifth wheel perfect for families or groups, sleeping up to 8 comfortably. ...
Updated: Friday, October 16, 2026 06:18 am
Location: Richmond, Virginia, USA
Seller: A & L RV Sales - Richmond
Condition: New
Exterior Length: 14.25 m
Sleeps: 9
Number of Slide Outs: 3
Gross Vehicle Weight: 9,253.28 kg
Number of Axles: Tri
Description: New 2026 Jayco Seismic 399
Details: Jayco Seismic toy hauler 399 highlights: Party Deck Queen Bed with Convertible Sofas Overhead Garage Loft wit...
Updated: Thursday, October 15, 2026 08:45 am
Location: Fort Worth, Texas, USA
Seller: Vogt RV World
Condition: New
Exterior Length: 14 m
Sleeps: 9
Number of Slide Outs: 3
Gross Vehicle Weight: 9,253.28 kg
Number of Axles: Tri
Description: New 2026 Jayco Seismic 399
Details: Jayco Seismic toy hauler 399 highlights: Party Deck Queen Bed with Convertible Sofas Overhead Garage Loft wit...
Updated: Wednesday, September 16, 2026 03:46 am
Location: South Windsor, Connecticut, USA
Seller: Petes RV - Connecticut
Condition: New
Exterior Length: 14 m
Sleeps: 9
Number of Slide Outs: 3
Gross Vehicle Weight: 9,253.28 kg
Number of Axles: Tri
Description: New 2026 Jayco Seismic 399
Details: Jayco Seismic toy hauler 399 highlights: Party Deck Queen Bed with Convertible Sofas Overhead Garage Loft wit...
Updated: Monday, September 21, 2026 06:45 am
Location: Kirkville, New York, USA
Seller: Seven O's RV Sales
Condition: New
Exterior Length: 14 m
Sleeps: 9
Number of Slide Outs: 3
Number of Axles: Tri
Fresh Water Tank Capacity: 401.25 L
Description: Introducing the 2026 Jayco Seismic Toy Hauler, a new fifth-wheel that combines luxury and adventure. With a length of 45.92 ft and a dry weight of ...
Updated: Thursday, October 01, 2026 06:06 am
Location: Ina, Illinois, USA
Seller: Zoomers RV - Illinois
Condition: New
Exterior Length: 14 m
Sleeps: 9
Number of Slide Outs: 3
Gross Vehicle Weight: 9,253.28 kg
Number of Axles: Tri
Description: New 2026 Jayco Seismic 399
Details: Jayco Seismic toy hauler 399 highlights: Party Deck Queen Bed with Convertible Sofas Overhead Garage Loft wit...
Updated: Tuesday, October 06, 2026 03:51 pm
Location: Bowling Green, Kentucky, USA
Seller: Blue Compass RV of Bowling Green
Condition: New
Exterior Length: 14 m
Sleeps: 9
Number of Slide Outs: 3
Gross Vehicle Weight: 9,253.28 kg
Number of Axles: Tri
Description: New 2026 Jayco Seismic 399
Details: Jayco Seismic toy hauler 399 highlights: Party Deck Queen Bed with Convertible Sofas Overhead Garage Loft wit...
Updated: Thursday, September 24, 2026 06:47 am
Location: New Carlisle, Ohio, USA
Seller: Blue Compass RV - New Carlisle
Condition: New
Exterior Length: 13.72 m
Sleeps: 8
Number of Slide Outs: 3
Gross Vehicle Weight: 9,253.28 kg
Fresh Water Tank Capacity: 401.25 L
Description: Consumers, please be aware that if you are purchasing a NEW Motorized OR Non-Motorized Recreational Vehicle from any Kunes RV dealership there will...
Updated: Thursday, October 08, 2026 03:06 am
Location: Slinger, Wisconsin, USA
Seller: Kunes Freedom RV
Condition: New
Exterior Length: 13.72 m
Sleeps: 8
Number of Slide Outs: 3
Gross Vehicle Weight: 9,253.28 kg
Fresh Water Tank Capacity: 401.25 L
Description: Consumers, please be aware that if you are purchasing a NEW Motorized OR Non-Motorized Recreational Vehicle from any Kunes RV dealership there will...
Updated: Friday, October 09, 2026 03:05 am
Location: Suamico, Wisconsin, USA
Seller: Kunes RV of Green Bay
Condition: New
Exterior Length: 14 m
Sleeps: 9
Number of Slide Outs: 3
Gross Vehicle Weight: 9,253.28 kg
Number of Axles: Tri
Description: New 2026 Jayco Seismic 399
Details: Jayco Seismic toy hauler 399 highlights: Party Deck Queen Bed with Convertible Sofas Overhead Garage Loft wit...
Updated: Tuesday, September 01, 2026 09:57 am
Location: Saco, Maine, USA
Seller: Camper Liquidators - Maine
Condition: New
Exterior Length: 14 m
Sleeps: 9
Number of Slide Outs: 3
Gross Vehicle Weight: 9,253.28 kg
Number of Axles: Tri
Description: New 2026 Jayco Seismic 399
Details: Jayco Seismic toy hauler 399 highlights: Party Deck Queen Bed with Convertible Sofas Overhead Garage Loft wit...
Updated: Thursday, September 03, 2026 06:49 am
Location: Columbia City, Indiana, USA
Seller: Blue Compass RV - Fort Wayne
Condition: New
Exterior Length: 14 m
Sleeps: 9
Number of Slide Outs: 3
Gross Vehicle Weight: 9,253.28 kg
Number of Axles: Tri
Description: New 2026 Jayco Seismic 399
Details: Jayco Seismic toy hauler 399 highlights: Party Deck Queen Bed with Convertible Sofas Overhead Garage Loft wit...
Updated: Friday, October 09, 2026 06:51 am
Location: Nashville, Tennessee, USA
Seller: Blue Compass RV - Nashville
Condition: New
Exterior Length: 14 m
Sleeps: 9
Number of Slide Outs: 3
Number of Axles: Tri
Fresh Water Tank Capacity: 401.25 L
Description: Introducing the 2026 Jayco Seismic Toy Hauler, a new fifth-wheel designed for adventure seekers and families alike. With a spacious layout that com...
Updated: Friday, October 02, 2026 06:06 am
Location: Wabash, Indiana, USA
Seller: Zoomers RV
Condition: New
Exterior Length: 14 m
Sleeps: 9
Number of Slide Outs: 3
Gross Vehicle Weight: 9,253.28 kg
Number of Axles: Tri
Description: New 2026 Jayco Seismic 399
Details: Jayco Seismic toy hauler 399 highlights: Party Deck Queen Bed with Convertible Sofas Overhead Garage Loft wit...
Updated: Tuesday, October 06, 2026 03:59 pm
Location: Bowling Green, Kentucky, USA
Seller: Blue Compass RV of Bowling Green
Condition: New
Exterior Length: 14 m
Sleeps: 9
Number of Slide Outs: 3
Gross Vehicle Weight: 9,253.28 kg
Number of Axles: Tri
Description: New 2026 Jayco Seismic 399
Details: Jayco Seismic toy hauler 399 highlights: Party Deck Queen Bed with Convertible Sofas Overhead Garage Loft wit...
Updated: Sunday, October 11, 2026 06:49 am
Location: Cincinnati, Ohio, USA
Seller: Blue Compass RV - Cincinnati
Condition: New
Exterior Length: 14 m
Sleeps: 9
Number of Slide Outs: 3
Gross Vehicle Weight: 9,253.28 kg
Number of Axles: Tri
Description: New 2025 Jayco Seismic 399
Details: Jayco Seismic toy hauler 399 highlights: Party Deck Queen Bed with Convertible Sofas Overhead Garage Loft wit...
Updated: Friday, October 02, 2026 09:52 am
Location: Mayfield, Kentucky, USA
Seller: Youngblood's RV & Outdoor